Table 2a.
Gastrointestinal helminth prevalence in foxes (Vulpes vulpes), coyotes (Canis latrans), and wolves (Canis lupus) observed by gross examination (N = 276) in Québec, Canada.
| Foxes (N = 176) |
Coyotes (N = 77) |
Wolves (N = 23) |
Difference in parasite prevalence among canid host species (N = 276) |
||||||
|---|---|---|---|---|---|---|---|---|---|
| N | %d | N | %d | N | %d | N | %d | Pe | |
| Cestodesa | 22 | 13 (8–18) | 49 | 64 (52–73) | 15 | 65 (45–81) | 86 | 31 (26–37) | <0.001 |
| Diphyllobothriids (likely Dibothriocephalus spp.) | 1 | 1 (0–3) | 8 | 10 (5–19) | 1 | 4 (1–21) | 10 | 4 (2–6) | <0.001 |
| Echinococcus canadensisb | 0 | 0 (0–2) | 9 | 12 (6–21) | 8 | 35 (19–55) | 17 | 6 (4–9) | <0.001 |
| Taenia spp. | 13 | 7 (4–12) | 36 | 47 (36–58) | 12 | 52 (33–71) | 61 | 22 (18–27) | <0.001 |
| Nematodesa | 79 | 45 (38–52) | 5 | 7 (3–14) | 0 | 0 (0–14) | 84 | 30 (25–36) | <0.001 |
| Trematodesa | 87 | 47 (40–54) | 15 | 20 (12–30) | 6 | 26 (13–46) | 108 | 38 (33–44) | <0.001 |
| Alaria americana | 68 | 37 (30–44) | 15 | 20 (12–30) | 6 | 26 (13–46) | 89 | 31 (26–37) | 0.008 |
| Cryptocotyle lingua | 26 | 14 (10–20) | 0 | 0 (0–5) | 0 | 0 (0–14) | 26 | 9 (6–13) | <0.001 |
| Overall parasite prevalence after gross examinationc | 134 | 76 (69–82) | 53 | 69 (58–78) | 17 | 74 (54–87) | 204 | 74 (68–79) | 0.46 |
a
Canids infected with at least one gastrointestinal helminth species from the helminth classes (cestodes, nematodes, trematodes) based on gross examination.
b
E. canadensis results already published and discussed in Schurer et al. (2018).
c
Canids infected with at least one gastrointestinal helminth species based on gross examination.
d
95% confidence intervals are displayed in parentheses.
e
P values are from Fisher's Exact test.